CameraIcon

SearchIcon

MyQuestionIcon

2

You visited us 2 times! Enjoying our articles? Unlock Full Access!

Hysteresis

The material ...

Question

The material for making permanent magnets should have

A

high retentivity, high coercivity

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

high retentivity, low coercivity

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

low retentivity, high coercivity

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

low retentivity, low coercivity

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A high retentivity, high coercivity
Factual. The material for making permanent magnets should have high retentivity and high coercivity.

Suggest Corrections

thumbs-up

0

Similar questions

Q. The desirable properties for making permanent magnets are
(a) high retentivity and high coercive force
(b) high retentivity and low coercive force
(c) low retentivity and high coercive force
(d) low retentivity and low coercive force

Q. Electromagnets are made of soft iron because soft iron has
(a) high retentivity and high coercive force
(b) high retentivity and low coercive force
(c) low retentivity and high coercive force
(d) low retentivity and low coercive force

Q. Permanent magnet has properties retentivity and coercivity respectively as:

Q. In the given question, a statement of Assertion

(A)

is given, followed by a corresponding statement of Reason

(R)

just below of it. Mark the correct answer.

Assertion

(A)

: AlNiCo is used for making permanent magnets.

Reason

(R)

: It has a high retentivity and high coercivity.

Q. What is hysteresis? Define the terms 'coercivity' and 'retentivity' of a ferromagnetic material.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Hysteresis

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon